To change your password, log in to your account then click on your name from the Navigation drop down on the top right hand side.
Then click on ACCOUNT INFO > USER SETTINGS
That will take you to the page where you can change your password. Enter the new password and then retype it again for accuracy.
Once you click the red UPDATE button the changes will be effective immediately.
Forgot Your Password?
If you've forgotten your password, simply follow this link, enter your e-mail address, and you'll receive an Update Password e-mail. Follow the instructions to reset your password.